CVE-2026-86190
WWBN AVideo Broken Access Control via videoViewsInfo hash Parameter
- State
- Published
- Severity
- 9.3 Critical
- Published
- Sep 5, 2026
- Updated
- Sep 8, 2026
- Reserved
- Sep 5, 2026
Description
WWBN AVideo contains a broken access control vulnerability in videoViewsInfo endpoints that returns complete user records including password hashes, recovery tokens, and live session identifiers to unauthenticated callers when a hash parameter is provided. Attackers can use the disclosed session identifier to hijack viewer sessions, including administrator accounts, and obtain sensitive personal data for all video viewers.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 9.1 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N | VulnCheck |
Weaknesses
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
Affected Products
| Product | Versions |
|---|---|
AVideoWWBN |
|
References
- GitHub Security Advisory (GHSA-82q2-88mq-p44q)vendor-advisory
- VulnCheck Advisory: WWBN AVideo Broken Access Control via videoViewsInfo hash Parameterthird-party-advisory
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